Home / 2,183,492.46-3,013,180.40-1,190,069.20

Finding the Fourth Proportional to 2,183,492.46, 3,013,180.40 and 1,190,069.20

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Solution

The fourth proportional to 2,183,492.46, 3,013,180.40 and 1,190,069.20 is: 1,642,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,492.46 : 3,013,180.40 = 1,190,069.20 : x
  2. Step 2: Convert to fraction form
    2,183,492.46/3,013,180.40 = 1,190,069.20/x
  3. Step 3: Cross multiply
    2,183,492.46x = 3,013,180.40 × 1,190,069.20
  4. Step 4: Simplify right side
    2,183,492.46x = 3,585,893,182,133.33
  5. Step 5: Solve for x
    x = 3,585,893,182,133.33/2,183,492.46
  6. Step 6: Final answer
    x = 1,642,274.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.